Finding the Fourth Proportional to 96,610.43, 133,325.02 and 54,168.05
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Solution
The fourth proportional to 96,610.43, 133,325.02 and 54,168.05 is: 74,753.38
Step by Step Solution
- Step 1: Write the proportion equation
96,610.43 : 133,325.02 = 54,168.05 : x - Step 2: Convert to fraction form
96,610.43/133,325.02 = 54,168.05/x - Step 3: Cross multiply
96,610.43x = 133,325.02 × 54,168.05 - Step 4: Simplify right side
96,610.43x = 7,221,956,750.63 - Step 5: Solve for x
x = 7,221,956,750.63/96,610.43 - Step 6: Final answer
x = 74,753.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.